Answer:
B) He must pull back on the sled with more force than the puppy is pulling forward with
Explanation:
All of the above should be the answer since mutation is is a change of the DNA sequence that are resulted from DNA copying mistakes made during cell Division, or even exposure to ionizing radiation
The classification of species includes: structure, shape, pattern, color, and physical traits.
Can I have a brainliest?
II and III only. The fungus is a heterotroph, since it's not making it's own food, but it's also a Saprotroph (since it externally digests dead organic materials; saprotrophs are a special subset of heterotrophs).
The are of the brain responsible for fear is called Amygdalae.